CNC Deep Hole Drilling Machine_KT50-1000

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Deep Hole Drilling Machine KT60-1500 Consists of:



Machine Bed

1 set

Cast iron machine bed with heavy rib, treated with annealing for relieves of internal stress. Integrated with ball screw and Line roller guide way for both high stability and precision guiding.


Work piece headstock

1 pcs

Work piece headstock is mounted on the end of machine bed. The spindle driven by A.C. variable frequency motor and 2 kinds of spindle speed. With forced lubrication unit for spindle bearing.
Motor power: 15Kw, dual speed
Spindle:  1000rpm


Manual 3-jaw Clamping Chuck and flange

1 set

Mounted to the spindle nose of Work piece headstock.
Clamping range: 30-150mm


Work piece support with V block

1 set

Adjustable supporting height and possitions.
Suitable for 30-150mm


Oil Pressure Head and Guide carriage

2 sets

Mounteded in middle of machine, back and forward to contact work piece by hydraulic cylinder.
For rotary work piece, inside with pre-loaded spring bush holder for the bush to contact the work piece.
Suitable for drill tube OD 11- 43mm.


Vibration Damper Carriage

1 set

For reception of damper bush, cast iron housing, mounted Z-axis guide ways.
During drilling, the vibration damper carriage will be at best position, and will be dragged back to the original position in reverse movement automatically.


Boring carriage

1 set

In rigid cast iron design, mounted on the guide ways of machine bed. Driven by A.C. servo motor via ball screw.


Boring Headstock

1 set

Mounted on the drill carriage.
The spindle is driven by dual-speed servo spindle motor made by MK via belt, with packed long life grease for spindle bearing.
Motor power: 22Kw, dual speed
Spindle:  1000rpm


Chips outlet

1 set

Fixed to the rear of drill block and introducing chips to chip conveyor. Chip conveyor transports chips to machine outside.


Coolant system

1 set


Coolant tank

Welded coolant tank of steel plate, including one dirty oil tank and one clean oil tank, Cartridge Filter; stability and easy maintenance; With magnetic plates before inlet of pump, Alarm for coolant level, over pressure/lower pressure and interlock.
Total capacity of tank: 2000 L.


High pressure pump station

1 set

Equipped with radial piston pump by Moog, aslo with complete pump drive, pump seat, and regular valves.
Delivery rate:120 L/min
Pressure:  Max. 60Bar
Drive power:18.5 Kw


Hydraulic system


For workpiece clamping.
Including all hydraulic elements with pressure sensor for hydraulic circuit.


Electrical equipments and CNC control


Electrical equipments

1 set

Independent fully enclosed switch cabinet with air conditioner, wear resistant, flexible cable in wet area.
Main electrical elements made by SIEMENS, Schneider,etc.
Safety of enclosure: IP54


Siemens 828D control system

1 set

Siemens 828D control system, with standard LCD display:
· Operator panel is mounted outside of machine guarding, moveable to right or left, easy operation.
· Display in English, no less than 30 alarm messages or disposal of error, I/O location can be vision.
· Spindle speed
· Spindle capacity (power input )
· Drilling depth
· Feed rate
· Workpiece counter
· Coolant pressure
· Etc
1 set Hand wheel is included




the machine bed with dark gray, the upper with blue and white gray.
(see front picture)


Anchor Bolts , Leveling Pads

1 set



2 sets

In English/Chinese versions. Including:
- Machine layout
- Foundation plan
- Pneumatics diagram/Hydraulics diagram
- Lubrication diagram
- Circuit diagram
- Transport plan
- Operation and maintenance manual


Oil chiller compress type

1 set

To maintain stable coolant temperature within the setting range in long shift operation.
When the oil temperature reaches the upper limit, the oil cooler start working; the temperature is in the lower limit , the oil cooler stop running.
Cooling Capacity: 15 Kw


Hinge-band Chips  conveyor

1 set

Automatically transports the chips to chips trolley outside machine.


Drum type paper Filter device

1 set

Deliver dirty oil to filtration device. Hydraulic elements with pressure sensor for hydraulic circuit. For the filtration of coolant with integrated level switches and automatic paper feeding when filtration paper are saturated
Filtration accuracy: 30μm
Filtration Capacity: ≥300L/min.


Seaworthy Package, FOB Shanghai Seaport


Incl. Seaworthy packing and transportations to Shanghai seaport


Machine Commissioning and Installation



Commissioning and Pre-Acceptance At HTT’s Factory
It consists of the machine inspection, checking the functionality of the main components, including the verification of:
- geometry accuracy on the headstock
- alignment of the boring line components (boring carriage / steady rest / BOZA carriage ).
- alignment of the headstock on the work piece bed
- accuracy positioning test for boring carriage


Training Of Customer’s Personnel At HTT’s Factory
The customer’s personnel will be trained at HTT’s factory during pre-acceptance test for a period of two weeks. Travel and hotel expense are buyer’s responsibility, local transportation charges are HTT’s responsibility.


Machine Pre-Acceptance At HTT’s Factory
It will consist of the machine inspection, checking the functionality of the main components, include the verification of:
- geometry accuracy on the headstock
- alignment of the boring line components
-alignment of the headstock on the work piece bed
-positioning accuracy for boring carriage
- test drilling of the test work piece


Machine Acceptance At Customer’s Factory
- Seller will send engineers to buyer’s site for erection, start-up, testing, and commissioning of the machine.
- Repeat HTT factory pre-acceptance test
-The customer’s personnel can be trained during machine set-up and pre-acceptance.


Machine Type


Working method

Counter rotation between work piece and boring tool

Drilling method

BTA solid drilling

Drilling Capacity

Solid Drilling

Ø 18 – 50 mm

Drilling depth

Max. 1000mm

Clamping  Length

Max. 1000mm

Machine Specification

Width of bed guide way

500 mm

Centre height from guideway

250 mm

Work Piece Headstock

Motor power

15 kw, dual-speed spindle motor made by MK

Spindle speed

Max. 1000 rpm, infinitely variable

Boring Headstock

Motor power

22 kw, dual-speed spindle motor made by MK

Spindle speed

Max. 2000, infinitely variable

Boring Carriage

Z axis servo motor drive

4.3 Kw, 20.5Nm

Rapid movement speed

2000 mm/min.

Feed  Rate

5-500 mm/min.

Oil Pressure Head

Contacting Stroke


Thrust force


Work piece Support

30 – 150 mm

High Pressure Pump

Delivery rate:

120 L/min.


Max. 60Bar

Drive power


Filtration Accuracy


Drilling Accuracy


Ra 0.8-3.2

Hole Deviation at exit




Power Supply

Power Voltage

380 Volts, 3 Phrase, 50 Herts

Control Voltage

24 Volts ,DC

Connected power


Total weight of machine

Machine Size

Floor Space

Appr. L12,000 mm × W 2,800 mm × H2,200 mm

Total Weight

Appr. 12,000 Kg